4130 30CrMo SCM430 Alloy Structure Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
13-300mm
Length:
6-12m
Net Weight:
2mt
4130 30CrMo SCM430 Alloy Structure Steel Round Bar
Product Description of 4130 30CrMo SCM430 Alloy Structure Steel Round Bar
1. Steel grade: ASTM4140, SCM440, 42CrMo, DIN1.7225
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of 4130 30CrMo SCM430 Alloy Structure Steel Round Bar
Material | SCM4140 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of 4130 30CrMo SCM430 Alloy Structure Steel Round Bar
C | Si | Mn | Cr | Mo | P | S |
0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.8~1.1 | 0.15~0.25 | ≤0.035 | <0.04< td=""> |
Photo Show of 4130 30CrMo SCM430 Alloy Structure Steel Round Bar
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of 4130 30CrMo SCM430 Alloy Structure Steel Round Bar
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: Can steel round bars be coated for added protection?
- Steel round bars can indeed be coated to provide additional protection. Coating these bars is effective in boosting their resistance to corrosion, wear and tear, as well as other environmental factors that may cause deterioration or damage. There are multiple coating options available for steel round bars, including hot-dip galvanizing, epoxy coating, powder coating, and zinc plating. These coatings create a protective layer that acts as a barrier between the steel and its surroundings, thus preventing direct contact with corrosive substances or abrasive elements. By coating steel round bars, not only does their lifespan and durability increase, but their aesthetic appearance also improves. The choice of coating depends on the specific application, environment, and desired level of protection.
- Q: What are the different mechanical properties of steel round bars?
- The different mechanical properties of steel round bars include tensile strength, yield strength, elongation, hardness, and impact resistance. Tensile strength refers to the maximum amount of stress a material can withstand before breaking. Yield strength is the stress at which a material begins to deform permanently. Elongation measures the amount of deformation a material can undergo before breaking. Hardness determines the material's resistance to indentation or scratching. Impact resistance is the ability of a material to absorb energy during sudden impacts without breaking.
- Q: Are steel round bars suitable for outdoor sculptures?
- Yes, steel round bars are suitable for outdoor sculptures due to their durability, weather resistance, and versatility in shaping various forms and designs.
- Q: Can steel round bars be hardened?
- Yes, steel round bars can be hardened. Hardening is a process in which the steel is heated to a specific temperature and then rapidly cooled, commonly known as quenching. This rapid cooling causes the steel to undergo a transformation, resulting in increased hardness and strength. The hardening process is typically followed by tempering, which involves reheating the hardened steel to a lower temperature to reduce its brittleness and further enhance its toughness. Hardening is commonly used in the manufacturing of tools, machine parts, and other applications where high strength and durability are required.
- Q: What are the different types of steel round bar alloys for improved hardness and strength?
- There are several different types of steel round bar alloys that are known for their improved hardness and strength. Some of the most common alloys used for this purpose include: 1. Carbon Steel: Carbon steel is a popular choice for its exceptional strength and hardness. It contains a higher percentage of carbon compared to other alloys, which enhances its overall durability and resistance to wear and tear. 2. Alloy Steel: Alloy steel is a combination of carbon steel and other elements such as manganese, nickel, chromium, or vanadium. These additional elements improve the hardness and strength of the steel, making it more suitable for applications that require high tensile strength and toughness. 3. Stainless Steel: Stainless steel is a corrosion-resistant alloy that contains a minimum of 10.5% chromium. The addition of chromium enhances its hardness and strength, making it ideal for applications that require resistance to corrosion, heat, and wear. 4. Tool Steel: Tool steel is specifically designed to be used in the manufacturing of various tools. It is known for its high hardness, wear resistance, and strength. Tool steel often contains elements such as tungsten, molybdenum, or vanadium to improve its performance. 5. High-Speed Steel: High-speed steel is a type of tool steel that is specifically developed for use in high-speed cutting tools such as drills and milling cutters. It is known for its exceptional hardness and ability to retain its cutting edge even at elevated temperatures. 6. Maraging Steel: Maraging steel is a low-carbon, high-nickel alloy that is known for its exceptional strength, toughness, and resistance to fatigue. It is often used in applications that require high strength and durability, such as aerospace and defense industries. These are just a few examples of the different types of steel round bar alloys that are known for their improved hardness and strength. The specific choice of alloy depends on the intended application and the desired properties required for the end product.
- Q: How are steel round bars used in the manufacturing of conveyor systems?
- Due to their durability and strength, steel round bars are commonly utilized in the manufacturing of conveyor systems. These bars serve as integral components for conveyor belts, rollers, and pulleys. In the realm of conveyor systems, it is customary to employ steel round bars in the construction of the framework or support structure. These bars form the main body of the conveyor, ensuring stability and strength to withstand the weight and movement of transported materials. To illustrate, steel round bars are frequently utilized in the creation of the support structure for conveyor belts. These bars are typically bent or welded into circular shapes, forming the rollers or idlers that provide support for the conveyor belt. The bars are evenly spaced along the conveyor's length, establishing a stable platform for the belt's movement. Moreover, steel round bars are also employed in the fabrication of the pulleys that drive the conveyor belt. These pulleys are usually fashioned from a solid steel round bar, which is machined to the desired size and shape. Once mounted on the conveyor system, the pulleys are connected to a motor or other power source, enabling them to rotate and move the conveyor belt. In essence, steel round bars assume a vital role in the manufacturing of conveyor systems by furnishing the necessary strength and stability for efficient material handling. Their durability and resistance to wear and tear make them an ideal choice for the demanding conditions found in conveyor applications.
- Q: What are the different types of steel round bars used in the manufacturing of tools?
- There are several different types of steel round bars that are commonly used in the manufacturing of tools. Each type of steel has its own unique properties and characteristics that make it suitable for different applications. Here are some of the most common types of steel round bars used in tool manufacturing: 1. Carbon Steel Round Bars: These are the most commonly used type of steel round bars in tool manufacturing. They are known for their high strength and durability, making them ideal for heavy-duty applications. Carbon steel round bars can be further classified into low carbon, medium carbon, and high carbon steel, depending on the amount of carbon content present. 2. Alloy Steel Round Bars: Alloy steel round bars are made by adding various alloying elements such as manganese, chromium, nickel, or molybdenum to carbon steel. This results in enhanced strength, hardness, and resistance to wear and tear. Alloy steel round bars are commonly used in the manufacturing of cutting tools, drills, and gears. 3. Stainless Steel Round Bars: Stainless steel round bars are known for their corrosion resistance and high tensile strength. They are commonly used in the manufacturing of tools that require resistance to rust, such as kitchen knives, surgical instruments, and automotive components. 4. Tool Steel Round Bars: Tool steel round bars are specifically designed to be used in the manufacturing of tools, hence the name. They have high hardness, wear resistance, and toughness, making them ideal for applications such as cutting, drilling, and shaping. Tool steel round bars can be further classified into several types based on their specific properties, such as high-speed steel (HSS), cold work steel, hot work steel, and shock-resistant steel. 5. Stainless Tool Steel Round Bars: Stainless tool steel round bars combine the characteristics of stainless steel and tool steel. They offer good resistance to corrosion and wear, making them suitable for applications where both properties are required, such as in the manufacturing of molds and dies. These are just a few examples of the different types of steel round bars used in tool manufacturing. The choice of steel depends on the specific requirements of the tool and the application it will be used for.
- Q: What are the environmental impacts of steel round bar production?
- The environmental impacts of steel round bar production are significant. The production process involves mining iron ore, which requires deforestation and habitat destruction. The extraction process also generates large amounts of waste and releases harmful pollutants into the air and water. Additionally, the energy-intensive manufacturing process contributes to greenhouse gas emissions, contributing to climate change. Disposing of the waste generated during production poses further challenges, as it can contaminate soil and water sources. Overall, steel round bar production has a substantial ecological footprint and requires careful consideration of sustainable practices to minimize its environmental impacts.
- Q: What are the advantages of using high-strength steel round bars?
- Using high-strength steel round bars in various applications brings several advantages. Firstly, these bars have an exceptional strength-to-weight ratio. Despite being lighter than other materials, they possess significantly higher strength. This advantage allows for the construction of sturdy and lightweight structures, making them ideal for weight reduction in industries like aerospace and automotive. Secondly, high-strength steel round bars offer excellent resistance to wear, fatigue, and impact. This makes them highly durable and able to withstand heavy loads and repeated stress, enhancing the lifespan and performance of structures or components. This is particularly beneficial in construction, where materials must maintain structural integrity over time. Furthermore, high-strength steel round bars provide improved design flexibility due to their versatility. They can be easily shaped, machined, and welded, allowing for the creation of complex and customized structures or components. This enables engineers and designers to optimize their designs and achieve specific performance requirements. In addition, high-strength steel round bars offer enhanced resistance to corrosion, making them suitable for applications in harsh environmental conditions. By utilizing these bars, structures or components can maintain their integrity and functionality for extended periods, reducing the need for frequent maintenance and replacement. Finally, using high-strength steel round bars can lead to long-term cost savings. Despite their higher initial cost, their superior strength and durability significantly reduce maintenance, repair, and replacement costs over time. Additionally, their lightweight nature contributes to fuel efficiency, resulting in cost savings in transportation and other industries. Overall, the advantages of using high-strength steel round bars include a high strength-to-weight ratio, excellent resistance to wear and fatigue, improved design flexibility, enhanced corrosion resistance, and potential cost savings. These benefits make them a preferred choice for a wide range of applications.
- Q: Can steel round bars be used for making architectural or decorative elements?
- Certainly, steel round bars are an excellent choice for crafting architectural or decorative elements. These bars possess numerous advantages that render them perfect for such applications. To begin with, steel is an enduring and robust material, guaranteeing the longevity and stability of the architectural or decorative element. Moreover, steel round bars can be easily manipulated and personalized to fashion intricate designs, making them adaptable for various architectural styles and aesthetics. These bars can be employed to produce features such as railings, balustrades, ornamental gates, sculptures, or even pieces of furniture. Additionally, the sleek and polished surface of the steel round bars enhances their visual allure, rendering them ideal for decorative purposes. Furthermore, steel is resistant to corrosion, ensuring that the architectural or decorative element will remain intact and visually pleasing even in outdoor or high-moisture environments. In conclusion, steel round bars are a fitting and sought-after option for creating architectural or decorative elements owing to their durability, versatility, and visual appeal.
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4130 30CrMo SCM430 Alloy Structure Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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